Amazon.com: Novation Impulse 25 Keys USB bus-powered MIDI Controller Keyboard – Robust, ultra-responsive, full-size piano keyboard with aftertouch and velocity-sensitive pads – works on Mac or Windows : Musical Instruments
Novation IMPULSE 25 Ableton Live 25-Key MIDI USB Keyboard Controller | eBay
Amazon.com: Novation Impulse 25 Keys USB bus-powered MIDI Controller Keyboard – Robust, ultra-responsive, full-size piano keyboard with aftertouch and velocity-sensitive pads – works on Mac or Windows : Musical Instruments
Novation Impulse 25-Key MIDI Controller
User manual Novation Impulse 25 (English - 43 pages)